M. Heupel, S. Scerri, M. Bourimi, and D. Kesdogan. Proceedings of the 4th International Workshop on Modeling Social Media, page 3:1--3:4. New York, NY, USA, ACM, (2013)
K. Cortis, S. Scerri, I. Rivera, and S. Handschuh. Social Informatics, volume 8238 of Lecture Notes in Computer Science, Springer International Publishing, (2013)
F. Hermann, A. Schuller, S. Thiel, C. Knecht, and S. Scerri. Human-Computer Interaction. Users and Contexts of Use, volume 8006 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2013)